🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.65 AU - 0.69 AU

Year: 192 Days

Day: 44.1 Hours

Environment

Temp: 187 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,216,051 km

• M1: 579,692 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.64 AU - 1.04 AU

Year: 269 Days

Day: 37.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.28 AU - 1.48 AU

Year: 567 Days

Day: 41.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,216,051 km

• M1: 42,486 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3 AU - 3.26 AU

Year: 1937 Days

Day: 39.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,216,051 km

• M1: 1,152,502 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.36 AU - 4.94 AU

Year: 2958 Days

Day: 23.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 132.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.3

Radius: 8.9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.07 AU - 6.37 AU

Year: 4786 Days

Day: 12.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 54,216,051 km

• M1: 132,394 km (0.101 R)
• M2: 325,226 km (0.06 R)
• M3: 430,243 km (0.047 R)
• M4: 521,947 km (0.092 R)
• M5: 602,580 km (0.03 R)
• M6: 798,105 km (0.053 R)
• M7: 893,099 km (0.087 R)
• M8: 1,502,112 km (0.104 R)
• M9: 1,757,027 km (0.116 R)
• M10: 1,868,627 km (0.029 R)
• M11: 2,143,289 km (0.109 R)
• M12: 2,308,295 km (0.107 R)
• M13: 2,446,374 km (0.057 R)
• M14: 2,811,842 km (0.06 R)
• M15: 3,263,029 km (0.093 R)
• M16: 3,790,660 km (0.074 R)
• M17: 3,954,171 km (0.095 R)
• M18: 4,477,913 km (0.027 R)
• M19: 4,747,937 km (0.083 R)
• M20: 5,083,036 km (0.107 R)
• M21: 5,528,240 km (0.118 R)
• M22: 6,070,382 km (0.056 R)
• M23: 6,849,189 km (0.094 R)
• M24: 6,959,742 km (0.041 R)
• M25: 7,385,647 km (0.069 R)
• M26: 7,982,094 km (0.062 R)
• M27: 8,145,454 km (0.033 R)
• M28: 8,380,622 km (0.053 R)
• M29: 8,498,954 km (0.117 R)
• M30: 9,245,597 km (0.078 R)
• M31: 9,589,672 km (0.082 R)
• M32: 9,763,355 km (0.085 R)
• M33: 10,013,184 km (0.076 R)
• M34: 10,493,692 km (0.114 R)
• M35: 11,085,501 km (0.096 R)
• M36: 11,608,795 km (0.082 R)
• M37: 13,007,086 km (0.049 R)
• M38: 13,171,793 km (0.097 R)
• M39: 13,309,573 km (0.109 R)
• M40: 15,058,073 km (0.097 R)
• M41: 15,346,797 km (0.101 R)
• M42: 15,724,980 km (0.104 R)
• M43: 15,900,458 km (0.11 R)
• M44: 16,194,568 km (0.029 R)
• M45: 16,520,093 km (0.063 R)
• M46: 16,817,942 km (0.118 R)
• M47: 17,057,448 km (0.119 R)
• M48: 17,237,863 km (0.105 R)
• M49: 17,298,002 km (0.09 R)
• M50: 18,210,549 km (0.103 R)
• M51: 18,889,574 km (0.106 R)
• M52: 19,923,744 km (0.1 R)
• M53: 21,008,478 km (0.085 R)
• M54: 21,557,951 km (0.068 R)
• M55: 21,785,489 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.8

Radius: 11.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 12.26 AU - 13.46 AU

Year: 16134 Days

Day: 14.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 54,216,051 km

• M1: 154,235 km (0.093 R)
• M2: 1,099,395 km (0.056 R)
• M3: 1,295,966 km (0.08 R)
• M4: 1,600,548 km (0.118 R)
• M5: 1,799,513 km (0.062 R)
• M6: 2,332,380 km (0.101 R)
• M7: 2,501,725 km (0.105 R)
• M8: 2,704,430 km (0.062 R)
• M9: 3,157,263 km (0.105 R)
• M10: 3,897,473 km (0.107 R)
• M11: 4,031,663 km (0.116 R)
• M12: 4,133,240 km (0.098 R)
• M13: 4,618,984 km (0.093 R)
• M14: 4,904,865 km (0.095 R)
• M15: 5,159,631 km (0.113 R)
• M16: 5,344,384 km (0.054 R)
• M17: 5,569,080 km (0.067 R)
• M18: 5,835,065 km (0.093 R)
• M19: 5,911,809 km (0.114 R)
• M20: 6,618,060 km (0.057 R)
• M21: 6,818,970 km (0.065 R)
• M22: 6,940,593 km (0.101 R)
• M23: 7,769,365 km (0.071 R)
• M24: 8,716,918 km (0.035 R)
• M25: 9,114,998 km (0.051 R)
• M26: 9,700,674 km (0.106 R)
• M27: 9,929,259 km (0.115 R)
• M28: 10,205,866 km (0.07 R)
• M29: 10,438,341 km (0.1 R)
• M30: 12,065,068 km (0.038 R)
• M31: 12,459,259 km (0.102 R)
• M32: 12,608,109 km (0.065 R)
• M33: 13,667,112 km (0.088 R)
• M34: 13,769,437 km (0.058 R)
• M35: 14,129,668 km (0.118 R)
• M36: 15,228,914 km (0.097 R)
• M37: 15,441,343 km (0.045 R)
• M38: 15,654,968 km (0.081 R)
• M39: 15,869,342 km (0.109 R)
• M40: 16,791,763 km (0.106 R)
• M41: 17,620,086 km (0.062 R)
• M42: 17,731,536 km (0.105 R)
• M43: 18,405,325 km (0.092 R)
• M44: 20,067,657 km (0.09 R)
• M45: 20,184,044 km (0.06 R)
• M46: 20,651,986 km (0.111 R)
• M47: 20,828,512 km (0.073 R)
• M48: 21,479,561 km (0.038 R)
• M49: 22,680,384 km (0.053 R)
• M50: 23,044,954 km (0.083 R)
• M51: 23,533,989 km (0.066 R)
• M52: 23,903,047 km (0.09 R)
• M53: 24,522,382 km (0.053 R)
• M54: 25,146,953 km (0.052 R)
• M55: 26,411,953 km (0.094 R)
• M56: 27,957,149 km (0.078 R)
• M57: 28,347,899 km (0.105 R)
• M58: 28,740,593 km (0.101 R)
• M59: 30,663,824 km (0.105 R)
• M60: 30,798,013 km (0.082 R)
• M61: 31,066,990 km (0.082 R)
• M62: 32,150,378 km (0.053 R)
• M63: 32,628,343 km (0.099 R)
• M64: 33,315,147 km (0.076 R)
• M65: 36,606,749 km (0.081 R)
• M66: 36,962,941 km (0.09 R)
• M67: 37,034,299 km (0.092 R)
• M68: 37,177,165 km (0.073 R)
• M69: 37,750,723 km (0.086 R)
• M70: 39,927,223 km (0.11 R)
• M71: 40,514,395 km (0.118 R)
• M72: 42,144,114 km (0.101 R)
• M73: 42,218,613 km (0.103 R)
• M74: 44,097,563 km (0.062 R)
• M75: 44,400,648 km (0.061 R)
• M76: 45,314,242 km (0.033 R)
• M77: 46,234,120 km (0.046 R)
• M78: 46,388,056 km (0.073 R)
• M79: 47,858,603 km (0.041 R)
• M80: 48,170,066 km (0.03 R)
• M81: 48,873,475 km (0.073 R)
• M82: 49,737,851 km (0.115 R)
• M83: 50,132,490 km (0.103 R)
• M84: 52,521,718 km (0.118 R)
• M85: 53,084,505 km (0.057 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 16,447 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit